Created attachment 177541 [details] KernelOops file ProblemType: KernelOops Annotation: Your system might become unstablenow and might need to be restarted. Date: Wed May 20 18:20:00 2015 Failure: oops OopsText: ------------[ cut here ]------------ kernel BUG at /build/buildd/linux-3.19.0/drivers/gpu/drm/drm_crtc.c:537! invalid opcode: 0000 [#1] SMP Modules linked in: cfg80211 snd_hda_codec_realtek snd_hda_codec_generic snd_usb_audio i915 snd_usbmidi_lib snd_hda_intel snd_hda_controller gspca_sonixj snd_hda_codec gspca_main videodev snd_hwdep media snd_pcm video snd_seq_midi joydev drm_kms_helper snd_seq_midi_event drm snd_rawmidi snd_seq snd_seq_device i2c_algo_bit snd_timer snd lpc_ich coretemp shpchp soundcore 8250_fintek serio_raw mac_hid parport_pc ppdev lp parport autofs4 hid_generic psmouse pata_acpi usbhid r8169 hid mii CPU: 0 PID: 1746 Comm: gdbus Not tainted 3.19.0-16-generic #16-Ubuntu Hardware name: OEM OEM/G31MX Series, BIOS 6.00 PG 07/28/2008 task: ffff8800c6b5a740 ti: ffff88007dd30000 task.ti: ffff88007dd30000 RIP: 0010:[<ffffffffc036c259>] [<ffffffffc036c259>] drm_framebuffer_free_bug+0x9/0x10 [drm] RSP: 0018:ffff88007dd33b08 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff880036525000 RCX: 0000000000000000 RDX: 0000000000000040 RSI: 0000000000000000 RDI: ffff88001bda3c08 RBP: ffff88007dd33b08 R08: ffff8800b87cf070 R09: 0000000000000000 R10: ffffffffc0361097 R11: ffff88009ce1b600 R12: ffff88001bda3c00 R13: ffff8800c79fe400 R14: ffff8800c9499378 R15: ffff88009ce1b4c8 FS: 00007fba0a45c700(0000) GS:ffff8800cf000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fba12512fe0 CR3: 0000000001c13000 CR4: 00000000000007f0 Stack: ffff88007dd33b28 ffffffffc036dd2d ffff880036525000 ffff8800c9499000 ffff88007dd33b68 ffffffffc03bdca1 ffff8800c94990d0 ffff8800c79fe400 ffff8800c9499000 ffff88009ce1b4d0 ffff8800c9499088 ffff88009ce1b4c8 Call Trace: [<ffffffffc036dd2d>] drm_plane_force_disable+0x9d/0xd0 [drm] [<ffffffffc03bdca1>] restore_fbdev_mode+0x51/0xf0 [drm_kms_helper] [<ffffffffc03bfd89>] drm_fb_helper_restore_fbdev_mode_unlocked+0x29/0x80 [drm_kms_helper] [<ffffffffc051d7ee>] intel_fbdev_restore_mode+0x1e/0x50 [i915] [<ffffffffc05425ae>] i915_driver_lastclose+0xe/0x20 [i915] [<ffffffffc0360cde>] drm_lastclose+0x2e/0x150 [drm] [<ffffffffc0361130>] drm_release+0x330/0x520 [drm] [<ffffffff811f4f97>] __fput+0xe7/0x250 [<ffffffff811f514e>] ____fput+0xe/0x10 [<ffffffff81092d24>] task_work_run+0xd4/0xf0 [<ffffffff81078248>] do_exit+0x368/0xa50 [<ffffffff812087c0>] ? poll_select_copy_remaining+0x130/0x130 [<ffffffff81081aaf>] ? recalc_sigpending+0x1f/0x60 [<ffffffff810789c5>] do_group_exit+0x45/0xb0 [<ffffffff81084a91>] get_signal+0x291/0x750 [<ffffffff810144d8>] do_signal+0x28/0xab0 [<ffffffff81354a32>] ? common_file_perm+0x42/0xf0 [<ffffffff811f34fc>] ? vfs_write+0x15c/0x1f0 [<ffffffff81014fc9>] do_notify_resume+0x69/0xb0 [<ffffffff817c95ef>] int_signal+0x12/0x17 Code: aa 45 c1 4c 89 e7 e8 f7 83 e6 c0 48 83 c4 08 5b 41 5c 41 5d 5d c3 66 90 66 2e 0f 1f 84 00 00 00 00 00 66 66 66 66 90 55 48 89 e5 <0f> 0b 0f 1f 44 00 00 66 66 66 66 90 55 48 89 e5 53 48 89 fb 48 RIP [<ffffffffc036c259>] drm_framebuffer_free_bug+0x9/0x10 [drm] RSP <ffff88007dd33b08> ---[ end trace db4f5099e773cda4 ]--- Package: linux-image-3.19.0-16-generic 3.19.0-16.16 SourcePackage: linux Tags: kernel-oops Uname: Linux 3.19.0-16-generic x86_64
We seem to have neglected this bug. Apologies. If the problem persists with latest kernels, please file a bug at the freedesktop.org bugzilla [1], referencing this bug. Thank you. [1] https://bugs.freedesktop.org/enter_bug.cgi?product=DRI&component=DRM/Intel